---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4111 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.5G 69G 11% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 556 13078 0 2404 15164 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:0b:87:ca brd ff:ff:ff:ff:ff:ff inet 10.30.106.204/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86201sec preferred_lft 86201sec inet6 fe80::f816:3eff:fe0b:87ca/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4111) 11/25/23 _x86_64_ (4 CPU) 03:08:59 LINUX RESTART (4 CPU) 03:09:01 tps rtps wtps bread/s bwrtn/s 03:10:01 170.59 88.89 81.70 5796.23 64202.50 03:11:01 205.90 10.55 195.35 247.43 37013.16 03:12:01 113.35 28.46 84.89 1908.75 32265.56 Average: 163.28 42.63 120.65 2650.80 44493.74 03:09:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:10:01 14050152 15542476 2374816 14.46 49660 1651224 828656 4.74 707616 1471944 112488 03:11:01 13214164 15111604 3210804 19.55 85248 1997356 1197640 6.85 1145284 1815384 217904 03:12:01 13378292 15513040 3046676 18.55 90376 2226280 807836 4.62 891348 1906204 55148 Average: 13547536 15389040 2877432 17.52 75095 1958287 944711 5.41 914749 1731177 128513 03:09:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:10:01 lo 2.20 2.20 0.21 0.21 0.00 0.00 0.00 0.00 03:10:01 ens3 504.55 281.12 1474.80 61.06 0.00 0.00 0.00 0.00 03:11:01 lo 1.93 1.93 0.31 0.31 0.00 0.00 0.00 0.00 03:11:01 ens3 166.71 115.66 1546.78 39.53 0.00 0.00 0.00 0.00 03:12:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 03:12:01 ens3 461.31 321.61 2668.96 68.24 0.00 0.00 0.00 0.00 Average: lo 1.76 1.76 0.21 0.21 0.00 0.00 0.00 0.00 Average: ens3 377.52 239.47 1896.84 56.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4111) 11/25/23 _x86_64_ (4 CPU) 03:08:59 LINUX RESTART (4 CPU) 03:09:01 CPU %user %nice %system %iowait %steal %idle 03:10:01 all 18.31 0.00 2.43 11.13 0.06 68.08 03:10:01 0 18.32 0.00 2.16 5.58 0.07 73.87 03:10:01 1 9.51 0.00 1.69 21.34 0.03 67.42 03:10:01 2 27.03 0.00 3.61 4.77 0.07 64.52 03:10:01 3 18.44 0.00 2.24 12.76 0.07 66.49 03:11:01 all 22.75 0.00 1.76 5.52 0.06 69.90 03:11:01 0 21.18 0.00 1.70 4.58 0.08 72.46 03:11:01 1 30.77 0.00 2.38 8.18 0.07 58.60 03:11:01 2 14.32 0.00 1.44 2.76 0.07 81.42 03:11:01 3 24.77 0.00 1.52 6.59 0.05 67.07 03:12:01 all 23.36 0.00 1.90 3.87 0.07 70.80 03:12:01 0 14.27 0.00 2.10 10.95 0.07 72.61 03:12:01 1 41.99 0.00 2.29 1.52 0.08 54.12 03:12:01 2 12.91 0.00 1.59 0.50 0.07 84.92 03:12:01 3 24.25 0.00 1.60 2.48 0.05 71.61 Average: all 21.48 0.00 2.03 6.83 0.07 69.60 Average: 0 17.92 0.00 1.99 7.04 0.07 72.98 Average: 1 27.42 0.00 2.12 10.35 0.06 60.05 Average: 2 18.07 0.00 2.21 2.68 0.07 76.97 Average: 3 22.49 0.00 1.79 7.27 0.06 68.40